Industry Segment Information (Schedule of Sales and Operating Income by Operating Segment, Excluding Discontinued Operations) (Details) (USD $)
|
3 Months Ended | 6 Months Ended | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Jun. 29, 2014
|
Jun. 30, 2013
|
Jun. 29, 2014
|
Jun. 30, 2013
|
|||||||
Segment Reporting [Abstract] | ||||||||||
Defined Benefit Plan, Recognized Net (Gain) Loss on Mark-to-Market | $ 0 | $ 0 | $ (100,000) | $ (100,000) | ||||||
Segment Reporting Information [Line Items] | ||||||||||
Revenue | 556,170,000 | 540,673,000 | 1,086,780,000 | 1,043,616,000 | ||||||
Operating income (loss) from continuing operations | 69,637,000 | 40,216,000 | 121,399,000 | 76,910,000 | ||||||
Interest and other expense, net | 8,964,000 | 12,865,000 | 20,253,000 | 24,905,000 | ||||||
Income from continuing operations before income taxes | 60,673,000 | 27,351,000 | 101,146,000 | 52,005,000 | ||||||
Sales Revenue, Goods, Net | 381,609,000 | 374,024,000 | 747,093,000 | 720,643,000 | ||||||
Sales Revenue, Services, Net | 174,561,000 | 166,649,000 | 339,687,000 | 322,973,000 | ||||||
Human Health [Member]
|
||||||||||
Segment Reporting Information [Line Items] | ||||||||||
Revenue | 307,505,000 | 297,319,000 | 605,694,000 | 576,213,000 | ||||||
Operating income (loss) from continuing operations | 52,614,000 | 30,628,000 | 96,704,000 | 56,441,000 | ||||||
Sales Revenue, Goods, Net | 245,108,000 | 235,923,000 | 484,137,000 | 454,996,000 | ||||||
Sales Revenue, Services, Net | 62,397,000 | 61,396,000 | 121,557,000 | 121,217,000 | ||||||
Environmental Health [Member]
|
||||||||||
Segment Reporting Information [Line Items] | ||||||||||
Revenue | 248,665,000 | 243,354,000 | 481,086,000 | 467,403,000 | ||||||
Operating income (loss) from continuing operations | 30,872,000 | 19,298,000 | 52,371,000 | 40,026,000 | ||||||
Sales Revenue, Goods, Net | 136,501,000 | 138,101,000 | 262,956,000 | 265,647,000 | ||||||
Sales Revenue, Services, Net | 112,164,000 | 105,253,000 | 218,130,000 | 201,756,000 | ||||||
Corporate [Member]
|
||||||||||
Segment Reporting Information [Line Items] | ||||||||||
Operating income (loss) from continuing operations | $ (13,849,000) | [1] | $ (9,710,000) | [1] | $ (27,676,000) | [1] | $ (19,557,000) | [1] | ||
|